UltraCool Body Pillow
UltraCool Body Pillow
An image showcasing the technology and science behind the phase change material (PCM) Outlast® technology used in the UltraCool Pillow and how it compares to traditional fabrics. Highlighting the fact that the Outlast® technology is proven to reduce night sweats by up to 50%.
UltraCool Body Pillow
UltraCool Body Pillow
UltraCool Body Pillow
-25% Free Shipping & Returns New

UltraCool Body Pillow

Dual-sided Made In USA NASA Cooling Technology

A full-body cooling pillow with a cozy twist—featuring dual-sided comfort and a included cooling washable cover that’s built for snuggling.

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$89.25 $119.00

- Premium NASA-engineered Outlast® fabric on one side fights off heat

- Warming jersey knit fabric on the other side stays cozy

- Zippered & machine washable cooling nylon fabric cover

- OEKO-TEX® STANDARD 100 Certified Technology. Certification Number: SH025 151577 TESTEX

- 100% polyester knit outer cover with Outlast® Technology coating on one side

- 140 gsm 100% polyester jersey knit cover on the other side

- 100% down alternative fiberfill

- 136 gsm 100% cooling nylon knit fabric cover

Body Pillow - 20" x 48"

Basic Care:
Remove pillow from the cover before washing. Both items should be machine wash cold water on a gentle cycle with a mild detergent, and with like colors only. For best results use a front load washer. Only use non-chlorine bleach when needed. Tumble dry low heat until completely dry. Remove from dryer immediately and fluff after drying. Do not iron.

Pro Tip:
You should wash your pillow 2-4 times a year. For best results use a front load washer. When drying, use wool dryer balls to reduce dry time and improve fluffing.

Free Shipping: All U.S. orders are shipped right to your door, free of charge. Orders are typically shipped within 24 business hours.

30 Night Risk Free Trial: Sleep on it, wash it, and really put it to the test for 30 nights! If you don’t love your new bedding, just return it for a full refund. No questions asked!

Price Matches: Buy any Slumber Cloud item now. If it goes on a deeper sale within 30 days, just let us know and we'll refund the difference.

*Final Sale items and colors are not eligible for return, exchange, or the 30 Night Trial Period.
UltraCool Body Pillow
$89.25$119.00
Why You'll Love It:
Sleep is personal. We think your pillow should be too.

Cool or Cozy—You Decide

Flip it to match your mood or the weather—cool or warm, your choice.

Full-Body Comfort

Perfect for cuddling, sleeping, or just relaxing after a long day.

Hugs You Back

Supports your whole body with breathable comfort that helps you relax and actually stay asleep.
UltraCool Body Pillow
A better night’s sleep because of science.
It’s a fabric designed for NASA spacesuits up where temperatures change by 500 degrees. We think it can handle your bedroom.
How it works

The Only NASA Bedding

Our bedding utilizes Outlast®, the world’s only textile technology to have received the Certified Space Technology™ quality mark by the renowned Space Foundation.

Reduces Sweat By 50%

Our bedding provides proactive heat and moisture management, clinically proven to reduce night sweats by up to 50%.
Read the Outlast Humidity Sleep Study
Slumber Cloud icon of a sleep mask.

Improves Deep Sleep By 20%

Our bedding adapts to the ideal temperature of both hot and cold sleepers, proven to decrease tossing & turning and increase sleep efficiency by 20%.
Read The Outlast Heat Sleep Study
"The slumber cloud adjustable pillow is far superior. It’s cool, supportive and adjustable. I’m thrilled with this new pillow"
- Beth R.
"I am very picky with my pillows and this may be the best pillow I've ever slept on! It stays cool and isn't too hard or soft. I don't know how else to describe it but to say it is PERFECT."
- Ryan H.

FAQs

One side has cooling fabric to pull away heat, the other has soft jersey knit for warmth.

The nylon cover and body pillow are both machine washable to keep your pillow fresh and ready to go.

Slumber Cloud products are designed to help manage heat and humidity build up. It is not an air conditioner with a set temperature degree, but it will react to your temperature all night long to reduce heat build up and manage temperature swings.

Yes! Whether you sleep hot, cold, or somewhere in between, the dual-sided design helps you stay comfortable all night.

Over 30,000 happy sleepers have spoken

We've helped over 30,000 sleepers unlock their best rest yet. See why customers and the press are calling our products a dream come true. Read all reviews

★ ★ ★ ★ ★
These sheets and duvet cover are so comfy and cozy! They really do keep me cooler at nights too; which I've been fighting with my entire life - I'm an overheater! I already recommended them to my best friend.
— Kristi M.
★ ★ ★ ★ ★
Perfect for California Summer! I love the lightweight and how well it regulates heat, so that we are not hot nor cold. It is perfection. I was hesitant because of the cost but glad that I decided to purchase it
— Esther B.
★ ★ ★ ★ ★
I have bought countless pillows, new bed, different positions, tried couch, bought new couch. Got this ultra cool pillow, so soft, literally feels like sleeping on a nice cool cloud. Slept the full night, first full night in over a year.
— Sagar J.
"For truly hot sleepers, leave it to NASA engineering to figure out a way to help you finally stay cool at night."
Real Simple
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Overall rating: 4.3333335 / 5 from 6 reviews.

AI Generated Review Summary

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Review highlights

Reviews

High-quality cooling technology that actually works.

"As someone who values both hygiene and comfort, I'm impressed with the build quality of this body pillow. The cooling effect is proactive, not just a "cold to the touch" gimmick that fades after 5 minutes. It maintains a comfortable, steady temperature throughout the night. The fabric feels premium and durable. Excellent product for anyone looking to upgrade their sleep system."

— Kaly V. (5/5)

My favorite body pillow

"The size and thickness is perfect for me to cuddle. The dual sides actually do have a cold side and warm side, lol. I can feel the subtle difference which is neat. This pillow is definitely cold, so if you run hot at night, this is 100% legit. For reference, I’m 5’2 and can wrap my legs around them perfectly. Tbh this pillow is great for any height."

— Irmina B. (1/5)

The ultimate cool and comfort

"Love slumber cloud pillows. I sleep w 2 every night. They are the perfect blend of cool and comfort."

— MARY N. (5/5)

Much cooler

"Keeps me cooler than a traditional body pillow"

— Michael F. (5/5)

Love it!

"Its the perfect "lounge on the couch" pillow. Also I like that the pillow cover has a zipper on the end so it stays in place"

— Tyler S. (5/5)

One of the best pillows

"So soft and cool!!!! I love this pillow!!!!"

— Julie K. (5/5)

Q&A